* {
  box-sizing: border-box;
}

:root {
  color-scheme: light;
  --bg: #f4f1eb;
  --panel: #ffffff;
  --panel-border: #d7d1c7;
  --text: #2d3537;
  --muted: #5b6b56;
  --primary: #226356;
  --primary-dark: #1a5047;
  --secondary: #edf4ef;
  --success: #385d3b;
  --warning: #9c724d;
  --danger: #b42318;
  --shadow: 0 16px 40px rgba(45, 53, 55, 0.10);
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}

input[type="checkbox"],
input[type="radio"] {
  accent-color: var(--primary);
}

.app-shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 32px 20px 48px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 20px;
  align-items: start;
  margin-bottom: 24px;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 12px;
}

.site-logo {
  width: 220px;
  max-width: 100%;
  height: auto;
  display: block;
}

.hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

h1,
h2,
h3 {
  margin: 0 0 10px;
}

.hero-copy,
.section-heading p,
.hero-note span,
.results-empty,
.status-message,
.hint,
li,
td,
th,
label span {
  color: var(--muted);
}

.hero-note {
  display: grid;
  gap: 6px;
  background: linear-gradient(135deg, #2d3537, #226356);
  color: #fff;
  padding: 18px;
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.hero-note span {
  color: rgba(255, 255, 255, 0.84);
}

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 18px;
  padding: 20px;
  box-shadow: var(--shadow);
  margin-bottom: 20px;
}

.section-heading {
  margin-bottom: 16px;
}

.section-actions {
  margin-bottom: 14px;
}

.mode-switch {
  display: inline-flex;
  gap: 10px;
  padding: 6px;
  border-radius: 14px;
  background: #e8ece5;
}

.mode-btn {
  background: transparent;
  color: var(--text);
}

.mode-btn.is-active {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 4px 10px rgba(13, 24, 38, 0.08);
}

.pricing-panel .section-heading {
  margin-bottom: 12px;
}

.plan-toolbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.plan-badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 700;
  color: #1a5047;
  background: #e4efe8;
  border: 1px solid #7e9e84;
}

.pricing-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.pricing-card {
  border: 1px solid var(--panel-border);
  border-radius: 16px;
  padding: 14px;
  background: #fcfbf8;
}

.pricing-card.is-active {
  border-color: #7e9e84;
  box-shadow: 0 0 0 2px rgba(34, 99, 86, 0.12);
}

.pricing-price {
  margin: 0 0 10px;
  font-weight: 700;
  color: var(--text);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
  margin-bottom: 12px;
}

.project-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 10px;
}

.project-status-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.project-dirty-indicator {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  background: #f6eadf;
  color: #8a5f2f;
  font-size: 0.82rem;
  font-weight: 700;
}

.auth-summary {
  display: grid;
  gap: 8px;
  align-content: start;
}

.auth-summary .plan-badge {
  width: fit-content;
}

.stock-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}

.stock-option {
  border: 1px solid var(--panel-border);
  border-radius: 16px;
  padding: 14px;
  background: #fcfbf8;
}

.stock-option > label {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  margin-bottom: 10px;
}

.stock-header {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
  margin-bottom: 10px;
}

.stock-header input[type="text"] {
  font-weight: 700;
}

.material-remove-btn {
  padding-inline: 12px;
}

.stock-option strong {
  display: block;
  color: var(--text);
}

.stock-length-checks {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 8px;
  margin-bottom: 10px;
}

.stock-length-checks label {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px;
  border-radius: 10px;
  background: #fff;
  border: 1px solid #d7d1c7;
}

.stock-inline-add {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.inline-controls,
.form-grid,
.results-columns,
.actions-panel {
  display: grid;
  gap: 12px;
}

.inline-controls {
  margin-top: 16px;
  grid-template-columns: minmax(220px, 280px) auto auto auto;
  align-items: end;
}

.results-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 18px;
}

.export-panel {
  margin-top: 18px;
  padding: 16px;
  border-radius: 16px;
  border: 1px solid var(--panel-border);
  background: #f7f6f2;
}

.export-panel-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 10px;
}

.export-panel-actions {
  display: flex;
  gap: 8px;
}

.export-textarea {
  width: 100%;
  min-height: 260px;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid #c8d1dd;
  font: 0.95rem/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  resize: vertical;
  background: #fff;
  color: var(--text);
}

.pdf-preview {
  background: #fff;
  border: 1px solid #d7e0ec;
  border-radius: 12px;
  padding: 20px;
}

.pdf-preview h4 {
  margin: 16px 0 8px;
}

.pdf-preview table {
  margin-top: 12px;
}

.pdf-preview ul {
  margin: 8px 0 0;
  padding-left: 18px;
}

.form-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.sheet-custom-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 220px)) auto;
  gap: 12px;
  align-items: end;
  margin-top: 16px;
}

label {
  display: grid;
  gap: 8px;
}

input[type="text"],
input[type="number"],
select {
  width: 100%;
  padding: 11px 12px;
  border-radius: 12px;
  border: 1px solid #c8d1dd;
  font: inherit;
  color: var(--text);
  background: #fff;
}

input[type="checkbox"] {
  width: 18px;
  height: 18px;
}

button {
  appearance: none;
  border: none;
  border-radius: 12px;
  padding: 11px 16px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

a.primary-btn,
a.secondary-btn,
a.primary-outline-btn,
a.ghost-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.primary-btn {
  background: var(--primary);
  color: #fff;
}

.primary-btn:hover {
  background: var(--primary-dark);
}

.secondary-btn {
  background: var(--secondary);
  color: var(--primary);
}

.primary-outline-btn {
  background: #e4efe8;
  color: #1a5047;
  border: 1px solid #7e9e84;
}

.primary-outline-btn:hover {
  background: #d7e6dc;
}

.ghost-btn {
  background: #efede7;
  color: var(--text);
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.actions-panel {
  grid-template-columns: auto 1fr;
  align-items: center;
}

.status-message {
  margin: 0;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  text-align: left;
  padding: 12px 8px;
  border-bottom: 1px solid #e6ebf2;
}

th {
  font-size: 0.95rem;
  font-weight: 700;
}

.results-empty {
  padding: 16px;
  border-radius: 14px;
  background: #f7f5ef;
  border: 1px dashed #cfc4b4;
}

.hidden {
  display: none !important;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.summary-card {
  border: 1px solid var(--panel-border);
  border-radius: 14px;
  padding: 16px;
  background: linear-gradient(180deg, #ffffff, #f7f5ef);
}

.summary-card .value {
  display: block;
  margin-top: 6px;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text);
}

.results-columns {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  margin-bottom: 20px;
}

.checkbox-cell {
  text-align: center;
}

.sheet-layout {
  display: grid;
  gap: 14px;
}

.sheet-layout-canvas {
  position: relative;
  width: 100%;
  max-width: 760px;
  border: 2px solid #d7d1c7;
  border-radius: 0;
  background: linear-gradient(180deg, #fbf8f2, #f1ece2);
  overflow: hidden;
}

.sheet-piece {
  position: absolute;
  border: 1px solid rgba(34, 99, 86, 0.45);
  background: linear-gradient(135deg, #7ab29a, #226356);
  color: #fff;
  padding: 4px;
  overflow: hidden;
}

.sheet-piece span {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  line-height: 1.2;
}

.sheet-placement-list {
  margin: 0;
}

.summary-list,
.offcuts-list {
  margin: 0;
  padding-left: 18px;
}

.cut-plan-list {
  display: grid;
  gap: 16px;
}

.plan-card {
  border: 1px solid var(--panel-border);
  border-radius: 16px;
  padding: 16px;
  background: #fffdf9;
}

.plan-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
  margin-bottom: 12px;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 700;
}

.badge-good {
  background: #e7f1e8;
  color: var(--success);
}

.badge-warn {
  background: #f6eadf;
  color: var(--warning);
}

.bar-diagram {
  display: flex;
  width: 100%;
  min-height: 42px;
  border-radius: 0;
  overflow: hidden;
  background: #ddd9cf;
  margin-bottom: 12px;
}

.segment {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 12px;
  padding: 4px 6px;
  font-size: 0.76rem;
  font-weight: 700;
  color: #0e1725;
  border-right: 1px solid rgba(255, 255, 255, 0.7);
  text-align: center;
}

.segment.cut {
  background: linear-gradient(135deg, #7db39c, #226356);
  color: #fff;
}

.segment.kerf {
  background: #2d3537;
  color: #fff;
}

.segment.offcut {
  background: #edd7be;
}

.meta-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 8px 14px;
}

.meta-item {
  padding: 10px 12px;
  border-radius: 12px;
  background: #f4f0e8;
}

.error-box {
  padding: 12px 14px;
  border-radius: 12px;
  background: #fff1f2;
  color: var(--danger);
  border: 1px solid #fecdd3;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(14, 23, 37, 0.48);
  display: grid;
  place-items: center;
  padding: 20px;
  z-index: 50;
}

.modal-card {
  width: min(560px, 100%);
  border-radius: 16px;
  border: 1px solid var(--panel-border);
  background: #fff;
  box-shadow: var(--shadow);
  padding: 20px;
}

.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 16px;
}

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .inline-controls {
    grid-template-columns: 1fr;
  }

  .sheet-custom-grid {
    grid-template-columns: 1fr;
  }

  .actions-panel {
    grid-template-columns: 1fr;
  }
}

@media print {
  body.pdf-export-mode .app-shell > *:not(.cut-list-export-host) {
    display: none !important;
  }

  body.pdf-export-mode .cut-list-export-host {
    display: block !important;
    max-width: none;
    margin: 0;
    padding: 0;
  }

  body.pdf-export-mode .export-panel {
    border: none;
    box-shadow: none;
    padding: 0;
    margin: 0;
    background: #fff;
  }

  body.pdf-export-mode .export-panel-actions,
  body.pdf-export-mode #export-help {
    display: none !important;
  }

  body.pdf-export-mode .pdf-preview {
    border: none;
    padding: 0;
  }
}